8668440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 31122000

約数和(自身を除く): 22453560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 199, 220, 242, 264, 330, 360, 363, 396, 398, 440, 484, 495, 597, 605, 660, 726, 792, 796, 968, 990, 995, 1089, 1194, 1210, 1320, 1452, 1592, 1791, 1815, 1980, 1990, 2178, 2189, 2388, 2420, 2904, 2985, 3582, 3630, 3960, 3980, 4356, 4378, 4776, 4840, 5445, 5970, 6567, 7164, 7260, 7960, 8712, 8756, 8955, 10890, 10945, 11940, 13134, 14328, 14520, 17512, 17910, 19701, 21780, 21890, 23880, 24079, 26268, 32835, 35820, 39402, 43560, 43780, 48158, 52536, 65670, 71640, 72237, 78804, 87560, 96316, 98505, 120395, 131340, 144474, 157608, 192632, 197010, 216711, 240790, 262680, 288948, 361185, 394020, 433422, 481580, 577896, 722370, 788040, 866844, 963160, 1083555, 1444740, 1733688, 2167110, 2889480, 4334220, 8668440]

約数ペア:

[(1, 8668440), (2, 4334220), (3, 2889480), (4, 2167110), (5, 1733688), (6, 1444740), (8, 1083555), (9, 963160), (10, 866844), (11, 788040), (12, 722370), (15, 577896), (18, 481580), (20, 433422), (22, 394020), (24, 361185), (30, 288948), (33, 262680), (36, 240790), (40, 216711), (44, 197010), (45, 192632), (55, 157608), (60, 144474), (66, 131340), (72, 120395), (88, 98505), (90, 96316), (99, 87560), (110, 78804), (120, 72237), (121, 71640), (132, 65670), (165, 52536), (180, 48158), (198, 43780), (199, 43560), (220, 39402), (242, 35820), (264, 32835), (330, 26268), (360, 24079), (363, 23880), (396, 21890), (398, 21780), (440, 19701), (484, 17910), (495, 17512), (597, 14520), (605, 14328), (660, 13134), (726, 11940), (792, 10945), (796, 10890), (968, 8955), (990, 8756), (995, 8712), (1089, 7960), (1194, 7260), (1210, 7164), (1320, 6567), (1452, 5970), (1592, 5445), (1791, 4840), (1815, 4776), (1980, 4378), (1990, 4356), (2178, 3980), (2189, 3960), (2388, 3630), (2420, 3582), (2904, 2985)]